Process for production of ferromagnetic powder

Details Process for production of ferromagnetic powder Process for production of ferromagnetic powder

1974-11-18

1980-08-12

Rutledge, L. Dewayne

Metal treatment

Process of modifying or maintaining internal physical...

Magnetic materials

75 05AA, 75123M, C21B 1500, C22C 3302, C21D 104, H01F 106

Patent

active

042171520

ABSTRACT:
A process for producing a ferromagnetic powder comprising effecting the oxidation-reduction reaction in an aqueous solution of a metal salt containing at least Fe and capable of forming a ferromagnetic substance, by the use of at least one member selected from the group consisting of boron hydride compound and a derivative thereof, and in the presence of a Ti compound.

REFERENCES:
patent: 2651105 (1953-09-01), Neel
patent: 3206338 (1965-09-01), Miller
patent: 3369886 (1968-02-01), Metzger
patent: 3535104 (1970-10-01), Little, Jr.
patent: 3648260 (1972-03-01), Gyorgy
patent: 3661556 (1972-05-01), Jolley
patent: 3663318 (1972-05-01), Little
patent: 3679398 (1972-07-01), Geus
patent: 4096316 (1978-06-01), Tamai et al.
Bozorth, R. M., Ferromagnetism, Van Nostrand Co., Inc., N.Y., pp. 394, 395, 255, 256.

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